Problem: Three pure compounds are formed when 1.00-g samples of element X combine with, respectively, 0.472 g, 0.315 g , and 0.944 g of element Z. The first compound has the formula X2 Z3.Find the empirical formula of the third compound.
FREE Expert Solution
Given: X2Z3
Ratio: 2 mol X : 3 mol Z
Calculate the empirical mass of X and Z:
= 0.5 g/mol X
= 0.157 g/mol Z
Calculate moles X and Z in the third compound:
Problem Details
Three pure compounds are formed when 1.00-g samples of element X combine with, respectively, 0.472 g, 0.315 g , and 0.944 g of element Z. The first compound has the formula X2 Z3.
Find the empirical formula of the third compound.
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